Interior Design Fee Calculator for Interior Designers

A simple, effective way to calculate your interior design project fees—without the guesswork.

This Interior Design Fee Calculator is built specifically for designers who want to confidently price their services based on scope, time, and hourly rate. Whether you're quoting a full home renovation or a smaller room refresh, this tool helps you outline your estimated hours and generate a clear project total.

Designed with interior designers in mind, the layout is clean, editable, and easy to follow—no complex formulas needed on your end.

What’s Included:
-Editable Excel spreadsheet (.xlsx)
-Organized fields to enter your hourly rate, time estimates, and tax
-Auto-calculated total fee (hourly + flat rates + sales tax)
-Sections for design time, admin, revisions, procurement, and more
-Step by step guide on how to use the calculator


Who It’s For:
-Interior designers pricing custom projects
-Studio owners refining their quoting process
-Design assistants or VAs supporting with client proposals

This is a calculator—not a pre-set pricing guide. You input your own numbers, and the sheet does the math.

Software Required: Microsoft Excel or Google Sheets
File Type: .xlsx
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